примеры использования
The study grouped doctors into five quintiles by number of procedures a year: 1 to 33, 34 to 89, 90 to 139, 140 to 206 and 207 to 582.
The low level of wealth in at least the bottom two quintiles of the income distribution suggests that substantial numbers of people are likely to face such constraints.
For example, leftists point to studies showing that the gap between the bottom quintile and the top two quintiles is increasing.
They analyzed baseline serum vitamin A concentration in relation to risk for hip fractures as a continuous variable and by quintiles .
In 1980, a majority of voters in three out of five income quintiles reported choosing the Democratic candidate, and the fourth quintile was nearly tied.
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